Omega caliber 8521

Omega caliber 8521

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Brand:	Omega
Reference:	8521
Movement:	Automatic
Display:	Analog
Reserve:	50
Frequency:	25200
Date:	Date
Hands:	Hours, Minutes, Seconds
Additionals:	Chronometer, Co-Axial Escapement

Description

Self-winding movement with Co-Axial Escapement for greater precision, stability and durability. Free sprung-balance system with silicon balance-spring. Automatic winding in both directions to reduce winding time. Oscillating mass and balance bridge in 18 Ct red gold. Luxury finish with exclusive Geneva waves in arabesque.

Calibers based on the Omega 8521:

Omega caliber 8421

8421

All watches using this caliber:

Omega Seamaster Aqua Terra 150M Co-Axial 30 Red Gold / Grey / Bracelet (231.50.30.20.06.001)

231.50.30.20.06.001 Omega Seamaster Aqua Terra 150M Co-Axial 30 Red Gold / Grey / Bracelet

Omega Seamaster Aqua Terra 150M Co-Axial 30 Yellow Gold / Diamond / MOP (231.58.30.20.55.002)

231.58.30.20.55.002 Omega Seamaster Aqua Terra 150M Co-Axial 30 Yellow Gold / Diamond / MOP

Omega Seamaster Aqua Terra 150M Co-Axial 30 Yellow Gold / Diamond / MOP / Bracelet (231.55.30.20.55.002)

231.55.30.20.55.002 Omega Seamaster Aqua Terra 150M Co-Axial 30 Yellow Gold / Diamond / MOP / Bracelet

Omega Seamaster Aqua Terra 150M Co-Axial 30 Red Gold / Diamond / MOP / Bracelet (231.55.30.20.55.001)

231.55.30.20.55.001 Omega Seamaster Aqua Terra 150M Co-Axial 30 Red Gold / Diamond / MOP / Bracelet

Omega Constellation Co-Axial 31 Red Gold / Brown (123.50.31.20.13.001)

123.50.31.20.13.001 Omega Constellation Co-Axial 31 Red Gold / Brown

Omega Constellation Co-Axial 31 Red Gold / MOP (123.50.31.20.05.001)

123.50.31.20.05.001 Omega Constellation Co-Axial 31 Red Gold / MOP

Omega Constellation Co-Axial 31 Red Gold / MOP (123.50.31.20.55.001)

123.50.31.20.55.001 Omega Constellation Co-Axial 31 Red Gold / MOP

Omega Constellation Co-Axial 31 Red Gold / Diamond / MOP Supernova (123.55.31.20.55.001)

123.55.31.20.55.001 Omega Constellation Co-Axial 31 Red Gold / Diamond / MOP Supernova

Omega Constellation Co-Axial 31 Red Gold / Diamond / Brown Supernova (123.55.31.20.63.001)

123.55.31.20.63.001 Omega Constellation Co-Axial 31 Red Gold / Diamond / Brown Supernova

Omega Constellation Co-Axial 31 Yellow Gold / MOP (123.50.31.20.05.002)

123.50.31.20.05.002 Omega Constellation Co-Axial 31 Yellow Gold / MOP

Omega Constellation Co-Axial 31 Yellow Gold / Champagne (123.50.31.20.08.001)

123.50.31.20.08.001 Omega Constellation Co-Axial 31 Yellow Gold / Champagne

Omega Constellation Co-Axial 31 Yellow Gold / Diamond / MOP Supernova (123.55.31.20.55.002)

123.55.31.20.55.002 Omega Constellation Co-Axial 31 Yellow Gold / Diamond / MOP Supernova

Omega Constellation Co-Axial 31 Yellow Gold / Diamond / Champagne Supernova (123.55.31.20.58.001)

123.55.31.20.58.001 Omega Constellation Co-Axial 31 Yellow Gold / Diamond / Champagne Supernova

Omega Constellation Co-Axial 31 Yellow Gold / MOP (123.50.31.20.55.002)

123.50.31.20.55.002 Omega Constellation Co-Axial 31 Yellow Gold / MOP

Omega Constellation Co-Axial 27 Brushed Red Gold / MOP Supernova (123.50.27.20.55.001)

123.50.27.20.55.001 Omega Constellation Co-Axial 27 Brushed Red Gold / MOP Supernova

Omega Constellation Co-Axial 27 Brushed Yellow Gold / MOP Supernova (123.50.27.20.55.002)

123.50.27.20.55.002 Omega Constellation Co-Axial 27 Brushed Yellow Gold / MOP Supernova

Omega Constellation Co-Axial 27 Brushed Red Gold / Brown MOP (123.50.27.20.57.001)

123.50.27.20.57.001 Omega Constellation Co-Axial 27 Brushed Red Gold / Brown MOP

Omega Constellation Co-Axial 27 Brushed Yellow Gold / Champagne Supernova (123.50.27.20.58.001)

123.50.27.20.58.001 Omega Constellation Co-Axial 27 Brushed Yellow Gold / Champagne Supernova

Omega Constellation Co-Axial 27 Brushed Red Gold / Diamond / MOP Supernova (123.55.27.20.55.001)

123.55.27.20.55.001 Omega Constellation Co-Axial 27 Brushed Red Gold / Diamond / MOP Supernova

Omega Constellation Co-Axial 27 Brushed Yellow Gold / Diamond / MOP Supernova (123.55.27.20.55.002)

123.55.27.20.55.002 Omega Constellation Co-Axial 27 Brushed Yellow Gold / Diamond / MOP Supernova

Omega Constellation Co-Axial 27 Brushed Red Gold / Diamond / Brown MOP (123.55.27.20.57.001)

123.55.27.20.57.001 Omega Constellation Co-Axial 27 Brushed Red Gold / Diamond / Brown MOP

Omega Seamaster Aqua Terra 150M Co-Axial 34 Stainless Steel / Diamond / MOP (231.18.34.20.55.001)

231.18.34.20.55.001 Omega Seamaster Aqua Terra 150M Co-Axial 34 Stainless Steel / Diamond / MOP

Omega Seamaster Aqua Terra 150M Co-Axial 34 Yellow Gold / Black / Bracelet (231.50.34.20.01.001)

231.50.34.20.01.001 Omega Seamaster Aqua Terra 150M Co-Axial 34 Yellow Gold / Black / Bracelet

Omega Seamaster Aqua Terra 150M Co-Axial 34 Red Gold / Black / Bracelet (231.50.34.20.01.002)

231.50.34.20.01.002 Omega Seamaster Aqua Terra 150M Co-Axial 34 Red Gold / Black / Bracelet

Omega Seamaster Aqua Terra 150M Co-Axial 34 Yellow Gold / Black (231.53.34.20.01.001)

231.53.34.20.01.001 Omega Seamaster Aqua Terra 150M Co-Axial 34 Yellow Gold / Black

Omega Seamaster Aqua Terra 150M Co-Axial 34 Red Gold / Black (231.53.34.20.01.002)

231.53.34.20.01.002 Omega Seamaster Aqua Terra 150M Co-Axial 34 Red Gold / Black

Omega Seamaster Aqua Terra 150M Co-Axial 34 Yellow Gold / Diamond / MOP / Bracelet (231.55.34.20.55.001)

231.55.34.20.55.001 Omega Seamaster Aqua Terra 150M Co-Axial 34 Yellow Gold / Diamond / MOP / Bracelet

Omega Seamaster Aqua Terra 150M Co-Axial 34 Yellow Gold / Diamond / MOP / Bracelet (231.55.34.20.55.002)

231.55.34.20.55.002 Omega Seamaster Aqua Terra 150M Co-Axial 34 Yellow Gold / Diamond / MOP / Bracelet

Omega Seamaster Aqua Terra 150M Co-Axial 34 Yellow Gold / Diamond / MOP (231.58.34.20.55.001)

231.58.34.20.55.001 Omega Seamaster Aqua Terra 150M Co-Axial 34 Yellow Gold / Diamond / MOP

Omega Seamaster Aqua Terra 150M Co-Axial 34 Red Gold / Diamond / MOP (231.58.34.20.55.002)

231.58.34.20.55.002 Omega Seamaster Aqua Terra 150M Co-Axial 34 Red Gold / Diamond / MOP

Omega Seamaster Planet Ocean 600M Co-Axial 37.5 Red Gold / Diamond / Alligator (232.58.38.20.01.001)

232.58.38.20.01.001 Omega Seamaster Planet Ocean 600M Co-Axial 37.5 Red Gold / Diamond / Alligator

Omega Seamaster Planet Ocean 600M Co-Axial 37.5 Red Gold / Diamond / White / Alligator (232.58.38.20.04.001)

232.58.38.20.04.001 Omega Seamaster Planet Ocean 600M Co-Axial 37.5 Red Gold / Diamond / White / Alligator

Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / MOP / Diamond Bracelet (425.65.34.20.55.006)

425.65.34.20.55.006 Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / MOP / Diamond Bracelet

Omega LadyMatic Co-Axial 34 Red Gold / Diamond / Brown / Diamond Bracelet (425.65.34.20.63.003)

425.65.34.20.63.003 Omega LadyMatic Co-Axial 34 Red Gold / Diamond / Brown / Diamond Bracelet

Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / MOP / Bracelet (425.65.34.20.55.004)

425.65.34.20.55.004 Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / MOP / Bracelet

Omega LadyMatic Co-Axial 34 Red Gold / Diamond / MOP/ Bracelet (425.65.34.20.55.003)

425.65.34.20.55.003 Omega LadyMatic Co-Axial 34 Red Gold / Diamond / MOP/ Bracelet

Omega LadyMatic Co-Axial 34 Red Gold / Diamond / Brown / Bracelet (425.65.34.20.63.002)

425.65.34.20.63.002 Omega LadyMatic Co-Axial 34 Red Gold / Diamond / Brown / Bracelet

Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / MOP (425.68.34.20.55.003)

425.68.34.20.55.003 Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / MOP

Omega LadyMatic Co-Axial 34 Red Gold / Diamond / Brown (425.68.34.20.63.002)

425.68.34.20.63.002 Omega LadyMatic Co-Axial 34 Red Gold / Diamond / Brown

Omega LadyMatic Co-Axial 34 Red Gold / Diamond / MOP (425.68.34.20.55.004)

425.68.34.20.55.004 Omega LadyMatic Co-Axial 34 Red Gold / Diamond / MOP

Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / MOP / Bracelet (425.65.34.20.55.002)

425.65.34.20.55.002 Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / MOP / Bracelet

Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / Black / Bracelet (425.65.34.20.51.002)

425.65.34.20.51.002 Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / Black / Bracelet

Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / MOP (425.68.34.20.55.002)

425.68.34.20.55.002 Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / MOP

Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / Black (425.68.34.20.51.002)

425.68.34.20.51.002 Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / Black

Omega LadyMatic Co-Axial 34 Red Gold / Diamond / Brown / Bracelet (425.65.34.20.63.001)

425.65.34.20.63.001 Omega LadyMatic Co-Axial 34 Red Gold / Diamond / Brown / Bracelet

Omega LadyMatic Co-Axial 34 Red Gold / Diamond / MOP (425.68.34.20.55.001)

425.68.34.20.55.001 Omega LadyMatic Co-Axial 34 Red Gold / Diamond / MOP

Omega LadyMatic Co-Axial 34 Red Gold / Diamond / Black (425.68.34.20.51.001)

425.68.34.20.51.001 Omega LadyMatic Co-Axial 34 Red Gold / Diamond / Black

Omega LadyMatic Co-Axial 34 Red Gold / Diamond / Brown (425.68.34.20.63.001)

425.68.34.20.63.001 Omega LadyMatic Co-Axial 34 Red Gold / Diamond / Brown

Omega LadyMatic Co-Axial 34 Red Gold / Brown / Bracelet (425.60.34.20.63.001)

425.60.34.20.63.001 Omega LadyMatic Co-Axial 34 Red Gold / Brown / Bracelet

Omega LadyMatic Co-Axial 34 Red Gold / Black / Bracelet (425.60.34.20.51.001)

425.60.34.20.51.001 Omega LadyMatic Co-Axial 34 Red Gold / Black / Bracelet

Omega LadyMatic Co-Axial 34 Red Gold / MOP / Bracelet (425.60.34.20.55.001)

425.60.34.20.55.001 Omega LadyMatic Co-Axial 34 Red Gold / MOP / Bracelet

Omega LadyMatic Co-Axial 34 Red Gold / MOP (425.63.34.20.55.001)

425.63.34.20.55.001 Omega LadyMatic Co-Axial 34 Red Gold / MOP

Omega LadyMatic Co-Axial 34 Red Gold / Black (425.63.34.20.51.001)

425.63.34.20.51.001 Omega LadyMatic Co-Axial 34 Red Gold / Black

Omega Constellation Co-Axial 27 Polished Red Gold / Snow / MOP Supernova (123.55.27.20.55.004)

123.55.27.20.55.004 Omega Constellation Co-Axial 27 Polished Red Gold / Snow / MOP Supernova

Omega Constellation Co-Axial 27 Polished Red Gold / Waxing Moon Snow / MOP Supernova (123.55.27.20.55.003)

123.55.27.20.55.003 Omega Constellation Co-Axial 27 Polished Red Gold / Waxing Moon Snow / MOP Supernova

Omega Constellation Co-Axial 27 Brushed Yellow Gold / Diamond / MOP Stars (123.55.27.20.05.002)

123.55.27.20.05.002 Omega Constellation Co-Axial 27 Brushed Yellow Gold / Diamond / MOP Stars

Omega Constellation Co-Axial 27 Brushed Yellow Gold / Diamond / MOP Stars (123.55.27.20.05.001)

123.55.27.20.05.001 Omega Constellation Co-Axial 27 Brushed Yellow Gold / Diamond / MOP Stars

Omega Constellation Co-Axial 27 Brushed Red Gold / Diamond / MOP Stars (123.55.27.20.05.004)

123.55.27.20.05.004 Omega Constellation Co-Axial 27 Brushed Red Gold / Diamond / MOP Stars

Omega Constellation Co-Axial 27 Brushed Red Gold / Diamond / MOP Stars (123.55.27.20.05.003)

123.55.27.20.05.003 Omega Constellation Co-Axial 27 Brushed Red Gold / Diamond / MOP Stars

Omega LadyMatic Co-Axial 34 Red Gold / Diamond / MOP / Bracelet (425.65.34.20.55.001)

425.65.34.20.55.001 Omega LadyMatic Co-Axial 34 Red Gold / Diamond / MOP / Bracelet

Omega LadyMatic Co-Axial 34 Sedna Gold / Pearls and Diamonds (425.65.34.20.55.008)

425.65.34.20.55.008 Omega LadyMatic Co-Axial 34 Sedna Gold / Pearls and Diamonds

Omega LadyMatic Co-Axial 34 Sedna Gold Baguette / MOP / MOP Bracelet (425.65.34.20.55.007)

425.65.34.20.55.007 Omega LadyMatic Co-Axial 34 Sedna Gold Baguette / MOP / MOP Bracelet

Omega Constellation Co-Axial 27 Brushed Red Gold / Blue Supernova (123.50.27.20.53.001)

123.50.27.20.53.001 Omega Constellation Co-Axial 27 Brushed Red Gold / Blue Supernova

Omega Seamaster Aqua Terra 150M Master Co-Axial 34 Sedna Gold / Diamond / MOP / Bracelet (231.55.34.20.55.003)

231.55.34.20.55.003 Omega Seamaster Aqua Terra 150M Master Co-Axial 34 Sedna Gold / Diamond / MOP / Bracelet

Omega Seamaster Aqua Terra 150M Master Co-Axial 34 Sedna Gold / MOP / Bracelet (231.50.34.20.55.001)

231.50.34.20.55.001 Omega Seamaster Aqua Terra 150M Master Co-Axial 34 Sedna Gold / MOP / Bracelet

Omega Seamaster Aqua Terra 150M Master Co-Axial 34 Sedna Gold / Diamond / MOP (231.58.34.20.55.003)

231.58.34.20.55.003 Omega Seamaster Aqua Terra 150M Master Co-Axial 34 Sedna Gold / Diamond / MOP

Omega Seamaster Aqua Terra 150M Master Co-Axial 34 Sedna Gold / MOP (231.53.34.20.55.001)

231.53.34.20.55.001 Omega Seamaster Aqua Terra 150M Master Co-Axial 34 Sedna Gold / MOP

Omega Seamaster Aqua Terra 150M Co-Axial 30 Yellow Gold / MOP / Bracelet (231.50.30.20.55.002)

231.50.30.20.55.002 Omega Seamaster Aqua Terra 150M Co-Axial 30 Yellow Gold / MOP / Bracelet

Omega Seamaster Aqua Terra 150M Co-Axial 30 Red Gold / MOP / Bracelet (231.50.30.20.55.001)

231.50.30.20.55.001 Omega Seamaster Aqua Terra 150M Co-Axial 30 Red Gold / MOP / Bracelet

Omega Seamaster Planet Ocean 600M Co-Axial 37.5 Red Gold / White Planet St. Moritz (232.63.38.20.04.001)

232.63.38.20.04.001 Omega Seamaster Planet Ocean 600M Co-Axial 37.5 Red Gold / White Planet St. Moritz

Omega Seamaster Planet Ocean 600M Co-Axial 37.5 Red Gold / Black / Alligator (232.63.38.20.01.001)

232.63.38.20.01.001 Omega Seamaster Planet Ocean 600M Co-Axial 37.5 Red Gold / Black / Alligator

Omega Constellation Co-Axial 27 Brushed Yellow Gold / Champagne MOP (123.50.27.20.57.002)

123.50.27.20.57.002 Omega Constellation Co-Axial 27 Brushed Yellow Gold / Champagne MOP

Omega Constellation Co-Axial 27 Brushed Yellow Gold Diamond / Champagne MOP (123.55.27.20.57.002)

123.55.27.20.57.002 Omega Constellation Co-Axial 27 Brushed Yellow Gold Diamond / Champagne MOP

Omega LadyMatic Co-Axial 34 Sedna Gold / Diamond / MOP / Bracelet (425.65.34.20.55.010)

425.65.34.20.55.010 Omega LadyMatic Co-Axial 34 Sedna Gold / Diamond / MOP / Bracelet

Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / MOP / Bracelet (425.65.34.20.55.009)

425.65.34.20.55.009 Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / MOP / Bracelet

Omega LadyMatic Co-Axial 34 Sedna Gold / MOP / Bracelet (425.60.34.20.55.004)

425.60.34.20.55.004 Omega LadyMatic Co-Axial 34 Sedna Gold / MOP / Bracelet

Omega LadyMatic Co-Axial 34 Yellow Gold / MOP / Bracelet (425.60.34.20.55.003)

425.60.34.20.55.003 Omega LadyMatic Co-Axial 34 Yellow Gold / MOP / Bracelet

Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / MOP (425.67.34.20.55.007)

425.67.34.20.55.007 Omega LadyMatic Co-Axial 34 Yellow Gold / Diamond / MOP

Omega LadyMatic Co-Axial 34 Sedna Gold / Diamond / MOP (425.67.34.20.55.008)

425.67.34.20.55.008 Omega LadyMatic Co-Axial 34 Sedna Gold / Diamond / MOP

Omega LadyMatic Co-Axial 34 Yellow Gold / MOP (425.62.34.20.55.003)

425.62.34.20.55.003 Omega LadyMatic Co-Axial 34 Yellow Gold / MOP

Omega LadyMatic Co-Axial 34 Sedna Gold / MOP (425.62.34.20.55.004)

425.62.34.20.55.004 Omega LadyMatic Co-Axial 34 Sedna Gold / MOP

Omega LadyMatic Co-Axial 34 Yellow Gold / Black (425.63.34.20.51.002)

425.63.34.20.51.002 Omega LadyMatic Co-Axial 34 Yellow Gold / Black

Omega LadyMatic Co-Axial 34 Yellow Gold / Black / Bracelet (425.60.34.20.51.002)

425.60.34.20.51.002 Omega LadyMatic Co-Axial 34 Yellow Gold / Black / Bracelet

Omega LadyMatic Co-Axial 34 Yellow Gold / MOP (425.63.34.20.55.002)

425.63.34.20.55.002 Omega LadyMatic Co-Axial 34 Yellow Gold / MOP

Omega LadyMatic Co-Axial 34 Red Gold / Diamond / Black / Bracelet (425.65.34.20.51.001)

425.65.34.20.51.001 Omega LadyMatic Co-Axial 34 Red Gold / Diamond / Black / Bracelet

Omega LadyMatic Co-Axial 34 Red Gold / Diamond / MOP / Diamond Bracelet (425.65.34.20.55.005)

425.65.34.20.55.005 Omega LadyMatic Co-Axial 34 Red Gold / Diamond / MOP / Diamond Bracelet